CN104994542B - A kind of control method and user equipment of different system detectio event - Google Patents
A kind of control method and user equipment of different system detectio event Download PDFInfo
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- CN104994542B CN104994542B CN201510397642.4A CN201510397642A CN104994542B CN 104994542 B CN104994542 B CN 104994542B CN 201510397642 A CN201510397642 A CN 201510397642A CN 104994542 B CN104994542 B CN 104994542B
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- 238000000034 method Methods 0.000 title claims abstract description 49
- 238000005259 measurement Methods 0.000 claims abstract description 120
- 238000004891 communication Methods 0.000 claims abstract description 10
- 238000002347 injection Methods 0.000 claims description 35
- 239000007924 injection Substances 0.000 claims description 35
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000002708 enhancing effect Effects 0.000 claims description 7
- 230000000977 initiatory effect Effects 0.000 claims description 6
- 238000004590 computer program Methods 0.000 claims 2
- 239000002699 waste material Substances 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 abstract description 6
- 230000006870 function Effects 0.000 description 17
- 230000008569 process Effects 0.000 description 14
- 230000004044 response Effects 0.000 description 12
- 238000012546 transfer Methods 0.000 description 8
- 238000012545 processing Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000011664 signaling Effects 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 102000018059 CS domains Human genes 0.000 description 1
- 108050007176 CS domains Proteins 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
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- 230000037431 insertion Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
- H04W36/302—Reselection being triggered by specific parameters by measured or perceived connection quality data due to low signal strength
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
- H04W36/0022—Control or signalling for completing the hand-off for data sessions of end-to-end connection for transferring data sessions between adjacent core network technologies
- H04W36/00224—Control or signalling for completing the hand-off for data sessions of end-to-end connection for transferring data sessions between adjacent core network technologies between packet switched [PS] and circuit switched [CS] network technologies, e.g. circuit switched fallback [CSFB]
- H04W36/00226—Control or signalling for completing the hand-off for data sessions of end-to-end connection for transferring data sessions between adjacent core network technologies between packet switched [PS] and circuit switched [CS] network technologies, e.g. circuit switched fallback [CSFB] wherein the core network technologies comprise IP multimedia system [IMS], e.g. single radio voice call continuity [SRVCC]
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Abstract
An embodiment of the present invention provides a kind of control methods and user equipment of different system detectio event, in the case of avoiding the SRVCC abilities due to UE and IMS network that UE present call states is not supported to cause SRVCC handover failures, the problem of target network circuit domain waste of radio resources, UE call drops/call loss.This method includes：User equipment (UE) receives the different system detectio event request message that base station eNodeB is sent；The UE obtains the current call states of the UE and the IMS network and the SRVCC abilities of the UE；If the IMS network and the SRVCC abilities of the UE support the UE to carry out SRVCC switchings under the present call state, when the measurement report of the different system detectio event meets report condition, the UE reports the measurement report to the eNodeB.The embodiment of the present invention is applied to field of communication technology.
Description
Technical field
The present invention relates to the control methods and user of field of communication technology more particularly to a kind of different system detectio event to set
It is standby.
Background technology
Long term evolution (English：Long Term Evolution, referred to as：LTE)/evolution block core (English：Evolved
Packet Core, referred to as：EPC) network is to use Internet Protocol (English as a kind of IP network, the voice scheme of standard
Text：Internet Protocol, referred to as：IP) IP multimedia subsystem, IMS (English：IP Multimedia Subsystem, referred to as：
IMS), the speech business under LTE network, i.e. LTE network speech business (English are carried：Voice over LTE, referred to as：
VoLTE).In view of LTE/EPC initial deployments are hot spot coverings, gradually by point and face, traditional circuit domain (English：Circuit
Switched, referred to as：CS) network can overcome the disadvantages that LTE coverings are insufficient.Therefore LTE/EPC, which is used, singly waits for the continuous (English of wireless voice call
Text：Single Radio Voice Call Continuity, referred to as：SRVCC) technology completes the voice industry of LTE to CS networks
Business switching.
3rd Generation Partnership Program agreement (English：The 3rd Generation Partner Project, referred to as：3GPP)
SRVCC switching flows as defined in 23216 agreements include：In user equipment (English：User Equipment, referred to as：UE it) reports
After the measurement report of different system detectio event, source base station (English：Evolution Node B, referred to as：ENodeB) judgement is initiated
SRVCC switches, to source locomotive function entity (English：Mobility Management Entity, abbreviation MME) it sends to switch and ask
It asks.Source MME executes packet domain (English：Packet Switch, referred to as：PS) the switching flow of-CS, to SRVCC network interworking work(
It can (English：Interworking Function, referred to as：IWF PS-CS switching requests) are sent, SRVCC IWF are sent out to target MSC
Send preparation switching request.Target MSC sends redirection request, demand-assigned circuit domain radio bearer resources to target BS.Mesh
After marking base station distribution radio bearer resources, is returned to SRVCC IWF and prepare handoff response.SRVCC IWF are cut receiving preparation
After changing response, while starting the flow of the initial session transfer process and the domains UE access CS network that execute IMS network.Wherein, exist
The initial session transfer process of IMS network includes：SCC AS in IMS network judge whether the SRVCC abilities of UE and IMS are supported
The call state current UE, the response sent to SRVCC IWF if supporting are 200ok, are otherwise failure OXX, table
Show initial session transfer failure.In addition, during UE access CS domain networks, if UE does not have SRVCC abilities, UE will not connect
Enter the domains CS network.After UE access success or failure, response is completed to SRVCC IWF feedback switchings by target MSC.SRVCC
The switching that IWF receives the response message and target MSC feedback of IMS network transmission is completed after responding, and PS-CS is sent to source MME
Completion notice message.After MME receives PS-CS completion notice message, PS dedicated bearers of the release UE in IMS network.
More than, first after the network failure of the domains UE access target CS, the base station of the domains target CS network waits for wireless network control
Device (English：Radio Network Controller, referred to as：RNC) or mobile switching centre is (English：Mobile
Switching Center, referred to as：MSC after timer expiry (being usually more than ten seconds)), just the radio bearer of release distribution provides
Source.In this way, being distributed in radio bearer resources to releasing wireless loading resource this period in target BS, radio resource does not obtain
It effectively uses, results in waste of resources.
In addition, no matter PS-CS is switched successfully or failed, MME can discharge UE after receiving PS-CS completion notice message
In the PS dedicated bearers of IMS network.In this way in the case of handover failure, the problem of UE call drops/call loss can be caused.
Invention content
An embodiment of the present invention provides a kind of control method and UE of different system detectio event, for avoiding due to UE and
In the case that the SRVCC abilities of IMS network do not support UE present call states to cause SRVCC handover failures, target network circuit
The problem of domain waste of radio resources, UE call drops/call loss.
In order to achieve the above objectives, the embodiment of the present invention adopts the following technical scheme that：
In a first aspect, the present invention provides a kind of control method of different system detectio event, this method includes：
User equipment (UE) receives the different system detectio event request message that base station eNodeB is sent；
The UE obtains the current call states of the UE and internet protocol multimedia subsystem IMS network and described
The continuous SRVCC abilities of injection frequency voice of UE；
If the IMS network and the SRVCC abilities of the UE support the UE to be carried out under the present call state
SRVCC switches, and when the measurement report of the different system detectio event meets report condition, the UE is reported to the eNodeB
The measurement report initiates SRVCC switchings for triggering the eNodeB.
In first aspect in the first possible embodiment, with reference to first aspect, if the IMS network and the UE
SRVCC abilities support the UE to carry out SRVCC switchings under the present call state, in the survey of the different system detectio event
Amount report is when meeting report condition, and the UE reports the measurement report to include to the eNodeB：
If the IMS network and the SRVCC abilities of the UE support the UE to be carried out under the present call state
SRVCC switches, and the UE carries out the measurement of different system detectio event and obtains measurement report；
When the measurement report meets report condition, the UE reports the measurement report to the eNodeB.
In second of possible embodiment of first aspect, with reference to first aspect, base station is received in user equipment (UE)
After the different system detectio event request message that eNodeB is sent, this method further includes：
The UE carries out the measurement of different system detectio event and obtains measurement report；
If the IMS network and the SRVCC abilities of the UE support the UE to be carried out under the present call state
SRVCC switches, and when the measurement report of the different system detectio event meets report condition, the UE is reported to the eNodeB
The measurement report includes：
If the IMS network and the SRVCC abilities of the UE support the UE to be carried out under the present call state
SRVCC switches, and the UE judges whether the measurement report meets the report condition；
If satisfied, the UE reports the measurement report to the eNodeB.
In first aspect in the third possible embodiment, with reference to first aspect or first aspect the first possible reality
Mode is applied to second of possible embodiment, the SRVCC abilities of the IMS network and the UE support the UE to work as described
SRVCC switchings are carried out under preceding call state includes：
The current call state is before ring；
The IMS network and the SRVCC abilities of the UE support the continuous bSRVCC of injection frequency voice before ring；Or
The current call state is ringing-state；
The IMS network and the SRVCC abilities of the UE support the continuous aSRVCC of ringing-state injection frequency voice；Or
The current call state is multiway calling state；
The IMS network and the SRVCC abilities of the UE support the continuous mid-call of multiway calling injection frequency voice
SRVCC；Or
The current call state is off-hook state；
The IMS network and the SRVCC abilities of the UE support the continuous eSRVCC of injection frequency voice of enhancing.
In the 4th kind of possible embodiment of first aspect, with reference to first aspect or first aspect the first possible reality
Mode is applied to the third possible embodiment, the different system detectio event that base station eNodeB is sent is received in user equipment (UE) and asks
Before seeking message, this method further includes：
The UE receives the homologous ray detecting event request message that the eNodeB is sent；
The UE, which is measured according to the homologous ray detecting event request message and sent to the eNodeB, measures report
It accuses, the measurement report indicates that the channel quality of the serving cell of the UE is less than predetermined threshold value.
Second aspect, the present invention provides a kind of user equipment (UE), which includes：Receiving unit, acquiring unit, upper declaration form
Member；
The receiving unit, the different system detectio event request message for receiving base station eNodeB transmission；
The acquiring unit, for obtaining the current call states of the UE and internet protocol multimedia subsystem IMS
The continuous SRVCC abilities of injection frequency voice of network and the UE；
The reporting unit, if supporting the UE described current for the IMS network and the SRVCC abilities of the UE
SRVCC switchings are carried out under call state, when the measurement report of the different system detectio event meets report condition, to described
ENodeB reports the measurement report, and SRVCC switchings are initiated for triggering the eNodeB.
In conjunction with second aspect, in the first possible embodiment, the reporting unit, if being specifically used for the IMS
The SRVCC abilities of network and the UE support the UE to carry out SRVCC switchings under the present call state, carry out different system
The measurement of detecting event simultaneously obtains measurement report；
When the measurement report meets report condition, the measurement report is reported to the eNodeB.
In conjunction with second aspect, in second of possible embodiment, the UE further includes：Measuring unit, the measurement
Unit is used for after the different system detectio event request message that the receiving unit receives that base station eNodeB is sent, and carries out different system
The measurement of system detecting event simultaneously obtains measurement report；
The reporting unit, if supporting the UE described specifically for the IMS network and the SRVCC abilities of the UE
SRVCC switchings are carried out under present call state, judge whether the measurement report meets the report condition；
If satisfied, reporting the measurement report to the eNodeB.
It is possible at the third in conjunction with second aspect or the first possible embodiment to second of possible embodiment
Embodiment in, the SRVCC abilities of the IMS network and the UE support the UE to be carried out under the present call state
SRVCC switches：
The current call state is before ring；
The IMS network and the SRVCC abilities of the UE support the continuous bSRVCC of injection frequency voice before ring；Or
The current call state is ringing-state；
The IMS network and the SRVCC abilities of the UE support the continuous aSRVCC of ringing-state injection frequency voice；Or
The current call state is multiway calling state；
The IMS network and the SRVCC abilities of the UE support the continuous mid-call of multiway calling injection frequency voice
SRVCC；Or
The current call state is off-hook state；
The IMS network and the SRVCC abilities of the UE support the continuous eSRVCC of injection frequency voice of enhancing.
In conjunction with second aspect or the first possible embodiment to the third possible embodiment, in the 4th kind of possibility
Embodiment in, the receiving unit receive base station eNodeB send different system detectio event request message before, institute
Receiving unit is stated, is additionally operable to receive the homologous ray detecting event request message that the eNodeB is sent；
The measuring unit is additionally operable to be measured according to the homologous ray detecting event request message；
The reporting unit is additionally operable to the measurement report hair for the homologous ray detecting event for measuring the measuring unit
The eNodeB is given, the measurement report indicates that the channel quality of the serving cell of the UE is less than predetermined threshold value.
An embodiment of the present invention provides a kind of methods that different system detectio event reports and UE, this method to include：User sets
Standby UE receives the different system detectio event request message that base station eNodeB is sent, and the UE obtains the current calling shapes of the UE
The SRVCC abilities of state and IMS network and the UE, if the IMS network and the SRVCC abilities of the UE support the UE to exist
SRVCC switchings are carried out under the present call state, when the measurement report of the different system detectio event meets report condition,
The UE reports the measurement report to the eNodeB.Since UE is according to the SRVCC abilities of the UE IMS networks recorded, UE is certainly
The current call state of the SRVCC abilities and UE of body supports UE current in the SRVCC abilities for determining UE and IMS network
After call state carries out SRVCC switchings, the measurement report for the different system detectio event for meeting report condition is just reported to eNodeB,
It triggers eNodeB and sends SRVCC switchings, so as to avoid the SRVCC abilities due to UE and IMS network from not supporting UE currently to exhale
In the case of making state cause SRVCC handover failures, the problem of target network circuit domain waste of radio resources, UE call drops/call loss.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is a kind of network system architecture figure for realizing SRVCC；
Fig. 2 is a kind of SRVCC switching flows schematic diagram；
Fig. 3 is a kind of control method flow diagram one of different system detectio event；
Fig. 4 is a kind of control method flow diagram two of different system detectio event；
Fig. 5 is the structural schematic diagram one of UE a kind of；
Fig. 6 is the structural schematic diagram two of UE a kind of.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It should be noted that the terms " system " and " network " are often used interchangeably herein.
The embodiment of the present invention is applied to carry out the network system of voice communication, including but not limited to LTE nets by IMS network
Network system.
Wherein, the user equipment (UE) in the application can refer to the equipment for providing a user voice and/or data connectivity,
Portable equipment with wireless connecting function or other processing equipments for being connected to radio modem.UE can be through nothing
Line access (English：Radio Access Network, referred to as：RAN it) is communicated with one or more core nets, UE can be with
It is mobile terminal, such as mobile phone (or be " honeycomb " phone) and the computer with mobile terminal, for example, it may be portable
Formula, pocket, hand-held, built-in computer or vehicle-mounted mobile device, they exchanged with wireless access network language and/or
Data.For example, personal communication service (English：Personal Communication Service, referred to as：PCS) phone, wireless
Phone, Session initiation Protocol (English：Session Initiation Protocol, referred to as：SIP) phone, wireless local loop
(English：Wireless Local Loop, referred to as：WLL it) stands, personal digital assistant (English：Personal Digital
Assistant, referred to as：The equipment such as PDA).Base station (English in the application：Base station, referred to as：BS) equipment also may be used
Referred to as base station is a kind of to be deployed in wireless access network to provide the device of wireless communication function.Base station is provided in 2G networks
The equipment of function includes base radio transceiver station (English：Base transceiver station, referred to as：BTS it) is controlled with base station
Device (English processed：Base station controller, referred to as：BSC), the equipment that base station functions are provided in 3G network includes section
Point B (English abbreviations：NodeB) and radio network controller is (English：Radio network controller, referred to as：RNC),
The equipment that base station functions are provided in 4G networks includes the node B (English of evolution：Evolved NodeB, referred to as：ENB), exist
In WLAN, the equipment for providing base station functions is access point (English：Access Point, referred to as：AP).
In the lte networks use IMS voices, however deployment of LTE network initial stage its coverage rate it is relatively low, in order to avoid user from
When LTE network is moved to UTRAN or GERAN networks the problem of call drop, 3GPP proposes the continuous (English of audio call：Voice
Call Community, referred to as：VCC technical solution).VCC refers to the IP-based voice (English that will carry source network：
Voice of IP, referred to as：VoIP) traffic smoothing is switched to the scheme in the domains target network CS, for keeping the continuous of speech business
Property.
Receive the quantity of different wireless signal simultaneously according to UE, VCC includes Double RF (English：Dual Radio, referred to as：
DR) and injection frequency is (English：Single Radio, referred to as：SR) both of which, i.e. DRVCC and SRVCC.Wherein, SR refers to that UE exists
One time point can only receive the wireless signal of a carrier frequency.The embodiment of the present invention is applied to SRVCC scenes.
The network system architecture figure of realization SRVCC as shown in Figure 1, the system include：Source E-UTRAN, source MME, SRVCC
IWF, target MSC, target Universal Mobile Communication System (English：Universal Mobile Telecommunications
System, referred to as：UMTS) land radio access web (English：UMTS Terrestrial Radio Access Network, letter
Claim：
UTRAN) or enhanced data rates for gsm (English Enhanced Data Rate for GSM Evolution, letter
Claim：EDGE) evolution wireless access network (English：GSM EDGE Radio Access Network, referred to as：) and IMS GERAN
Network.
Wherein, source E-UTRAN is the access mesh portions of LTE network system, including eNodeB etc..
MME distinguishes VoIP carryings and non-VoIP carryings, Target cell is arrived in initiation for executing PS carrying partition functionalities
The switching of SRVCC coordinates the synchronous execution that PS switchings switch with SRVCC, executes non-voice carrying suspension and non-voice carrying is extensive
It is multiple.
SRVCC IWF, the speech business handover preparation request that processing MME is sent by Sv interfaces initiate IMS domain to the domains CS
Session switching, processing CS switching and session switching flow.
HSS also needs to one special parameter conversation shift number (English of storage in SRVCC schemes other than traditional function
Text：Session Transfer Number Single-Radio, referred to as：STN-SR).In UE attaching process, HSS can pass through
STN-SR parameters insertion contracted user's data-message is transmitted to MME, then is forwarded to MSC.
More than, only main several network elements in SRVCC are briefly described, others can refer to DESCRIPTION OF THE PRIOR ART,
Details are not described herein by the application.
Based on above-mentioned network system architecture figure, when UE is moved to 2G/3G networks from LTE network, reported to E-UTRAN different
After the measurement report of system detectio event, triggering SRVCC switching (English：Handover, referred to as：HO).Specific SRVCC switchings
Flow is as shown in Fig. 2, include：
1, UE sends the measurement report of different system detectio event to source eNodeB.
Wherein, different system detectio event includes B1 and B2 events.
B1 events are：Different wireless access type (English：Radio Access Type, referred to as：RAT) the reference letter of cell
Number receive power (English：Reference Signal Receiving Power, referred to as：RSRP) value measures；B1 events
The report condition of measurement report is：The RSRP values of different RAT cells are higher than absolute threshold value.
B2 events are：The RSRP values of serving cell and different RAT cells are measured；The upper tape of B2 event measurement reports
Part is：The RSRP values of serving cell are lower than absolute threshold value 1 and RSRP values of adjacent area are higher than absolute threshold value 2.
Wherein, different RAT cells refer to the adjacent area that the serving cell current with UE belongs to different network formats.
2, source eNodeB initiates SRVCC and is switched to UTRAN/GERAN according to variable structure contorl, judgement.
3, source eNodeB sends switching demand handover required to source MME, and identifies this and be switched to SRVCC.
4, after the switching demand for receiving SRVCC, source MME identifies (English according to QoS classification：QoS Class
Identifier, referred to as：QCI) voice bearer (QCI=1) and others PS carryings are detached.
5, then source MME executes PS-CS changeover programs.Source MME is according to the Target id carried in handover required
Selection target SRVCC IWF (i.e. SRVCC IWF) send PS-CS requests to SRVCC IWF.Include STN- in PS-CS requests
SR, mobile subscriber's International Integrated Services digital network (English：Integrated Services Digital Network, referred to as：
ISDN/ public switch telephone networks (English：Public Switched Telephone Network, referred to as：PSTN) number (English：
Mobile Subscriber International ISDN/PSTN number, referred to as：MSISDN), the letters such as MME contexts
Breath.
6, it after SRVCC IWF receive PS-CS switching requests, is sent to target MSC and prepares switching request.
7, wireless network subsystem (English of the target MSC to target UTRAN/EGRAN：Radio Network
Subsystem, referred to as：RNS), i.e., target BS sends redirection request, request distribution CS radio bearer resources.
8, radio bearer resources are assigned, and target MSC sends switching to SRVCC IWF and is ready to respond to, distribution switching number
Code.
9, SRVCC IWF establish circuit domain bearer connection using Handover Number and target MSC.
10, SRVCC IWF initiate Session Hand-off process, and IMS network executes Session Hand-off process, and updates distal end.Wherein,
Session Hand-off process includes：SCC AS in IMS network judge whether current call state matches with UE abilities, if matching
The response then sent to SRVCC IWF is 200ok, is otherwise failure OXX, indicates initial session transfer failure.
After Session Hand-off process is finished, IMS network sends response message to SRVCC IWF.
11, SRVCC IWF execute UE access.
SRVCC IWF send PS-CS handoff responses to source MME, indicate UE access.MME sends switching command HO
Command to eNodeB.
UE begins attempt to access CS networks, and target BS is sent to target MSC redirects monitoring Relocation Detect
Message indicates that UE has been detected by new channel, has been provided with the condition for accessing new wireless channel, but not yet really access.When
After target MSC receives the Relocation Detect message that target BS reports, MAP signalings are mapped by interoffice and send mapping
Processing access signaling MAP PROCESS ACCESS SIGNALLING IND message gives SRVCC IWF.When UE is successfully accessed CS nets
After network or access failure, target BS, which sends to redirect to target MSC, completes Relocation Complete message, notifies mesh
MSC switchings are marked to complete.After target MSC, which receives the redirection reported, completes Relocation Complete message, pass through interoffice
MAP signalings send mapping transmission end signaling MAP SEND END SIGNAL IND message and give SRVCC IWF.Wherein, UE not
When having SRVCC abilities, UE will not access the domains target CS network.
12, SRVCC IWF receive IMS network transmission response message and MAP SEND END SIGNAL IND (that is,
Indicate UE handoff completion messages) after, it sends PS-CS switchings to source MME and completes response.
SRVCC IWF send PS-CS completion notice message SRVCC PS to CS Complete Notification and disappear
It ceases and gives source MME, notice source MME switchings have been completed.
13, source MME discharges PS dedicated bearers.
After SRVCC IWF receive response message and the UE handoff completion messages of IMS network transmission, PS- is sent to source MME
CS completion notice message.After MME receives PS-CS completion notice message, PS dedicated bearers of the release UE in IMS network.Wherein,
If initial session shifts successfully, and UE access success, then SRVCC IWF can be indicated to switch by PS-CS completion notice message
Success；If initial session transfer failure or UE access failure, SRVCC IWF can be indicated by PS-CS completion notice message
Handover failure.
It has been after UE reserves radio resource, due to PS-CS handover failures, to lead in target network from the point of view of above procedure
Cause the radio bearer resources waste of target network circuit domain；And after eNodeB initiates SRVCC switchings, no matter it switches successfully still
The problem of failure MME can discharge PS dedicated bearers, can lead to UE call drops/call loss in the case of handover failure in this way.
In view of problem above, present applicant proposes a kind of control methods and UE of different system detectio event, and UE lateral roots are according to UE
The SRVCC abilities of the IMS network of record, the current call state of the SRVCC abilities and UE of UE itself, are determining UE and IMS
The SRVCC abilities of network support UE after current call state carries out SRVCC switchings, just report the upper tape of satisfaction to eNodeB
The measurement report of the different system detectio event of part, triggering eNodeB sends SRVCC switchings, so as to be avoided as far as possible due to UE
In the case of not supporting UE present call states to cause SRVCC handover failures with the SRVCC abilities of IMS network, target network electricity
The problem of road domain waste of radio resources, UE call drops/call loss.
For the ease of the understanding of those skilled in the art, the present invention is by following embodiment to technical side provided by the invention
The specific implementation process of case illustrates.
Embodiment one
An embodiment of the present invention provides a kind of control methods of different system detectio event, as shown in figure 3, this method includes：
301, user equipment (UE) receives the different system detectio event request message that base station eNodeB is sent.
302, the UE obtains the current call states of the UE and IMS network and the SRVCC abilities of the UE.
If 303, the IMS network and the SRVCC abilities of the UE support the UE under the present call state into
Row SRVCC switchings, when the measurement report of the different system detectio event meets report condition, the UE is on the eNodeB
Report the measurement report.
After the radio bearer of UE and eNodeB is established, source eNodeB issues radio resource connection reconfiguration to UE and sets message
RRC Connection Reconfiguration, including the measuring configuration message of source eNodeB configurations, for controlling UE
The measurement process of connected state, the measuring configuration message include the measurement of different system detectio event.
After the different system detectio event request message that UE receives that eNodeB is issued, UE obtains itself current calling shape
The SRVCC abilities of state and the IMS network of UE records.
Wherein, whether UE calls according to itself having calling, the roads You Ji to call and to determine the current callings of UE in which stage in
State.If UE, currently without audio call, call state current UE is (originating calls in before ring
pre-alerting phase)；If current only audio call all the way, and the current call states of the also non-off-hook UE in opposite end are
Ringing-state (calls in alerting phase)；If opposite end currently only has audio call all the way, and off-hook is connected for opposite end
Call state current UE is off-hook state, alternatively referred to as stable state；If the current roads You Ji audio call is (wherein, in a few road callings
Ringing-state is called or is in per road, or is in off-hook state), then call state current UE is multiway calling state (mid-call).
It should be noted that how UE determines that, currently either with or without audio call, the calling of the roads You Ji is called in which stage, this field
Technical staff can instruct to realize according to prior art, and details are not described herein by the application.
Wherein, the SRVCC abilities of UE and IMS network include：Injection frequency voice is continuous (English before supporting ring：SRVCC
Before Alerting, referred to as：BSRVCC continuous (the English of ringing-state injection frequency voice), is supported：SRVCC in Alerting,
Referred to as：ASRVCC continuous (the English of the injection frequency voice of enhancing), is supported：Enhanced Single Radio Voice Call
Continuity, referred to as：ESRVCC), the continuous (English of multiway calling injection frequency voice is supported：mid-call Single Radio
Voice Call Continuity, referred to as：mid-call SRVCC).
It should be noted that the SRVCC abilities of IMS network can be understood as the SRVCC energy for the network element that IMS network includes
Power.The network element of wherein IMS network includes：Service centre and continuous application server (English：Service Centralization
And Continuity Application Server, referred to as：SCC AS), access transfer control function (English：Access
Transfer Control Functionality, referred to as：ATCF), call session control function (English：Call Session
Control Function, referred to as：CSCF), Multimedia resource function controller (MRFC) (English：Multimedia Resource
Function Controller, referred to as：MRFC), Multimedia resource function processor (MRFP) (English：Multimedia Resource
Function Processor, referred to as：MRFP) etc., this is no longer going to repeat them by the application.
Wherein, UE can be recorded in registration process IMS network whether support SRVCC or eSRVCC and bSRVCC,
The ability of aSRVCC and mid-call SRVCC；Certainly, UE can also record whether IMS network props up in calling procedure before
Hold bSRVCC, aSRVCC and mid-call SRVCC.
Optionally, in calling procedure before, (English is invited for the session initiation protocol that UE is sent：Session
Initiation Protocol, referred to as：SIP) IMS network is carried in SIP 1xx or SIP the 2xx responses of invite message
The SRVCC abilities of middle SCC AS.
The UE obtain the current call states of the UE and the IMS network and the UE SRVCC abilities it
Afterwards, the UE judges whether the SRVCC abilities of the IMS network and the UE support the UE under the present call state
Carry out SRVCC switchings.If supporting, when the measurement report of the different system detectio event meets report condition, the UE is to institute
Stating eNodeB reports the measurement report, triggering eNodeB to initiate SRVCC switchings.If not supporting, the UE determinations do not report institute
Measurement report is stated, flow ends here.
It should be noted that after the UE receives the different system detectio event request message that eNodeB is sent, Ke Yikai
Begin to execute different system detectio event, such as be measured according to the eNodeB measurement periods configured.Determining the IMS network and institute
The SRVCC abilities for stating UE support the UE to carry out SRVCC switchings, the different system detectio event under the present call state
Measurement report when meeting report condition, the UE reports the measurement report to the eNodeB.Determining the IMS network
The UE is not supported to carry out SRVCC switchings under the present call state with the SRVCC abilities of the UE, even if the different system
When the measurement report of system detecting event meets report condition, the UE will not report the measurement report to the eNodeB.
It should be noted that supporting the UE described current in the SRVCC abilities for determining the IMS network and the UE
SRVCC switchings are carried out under call state, the measurement report of the different system detectio event meets report condition and can be understood as：If
The UE is supported to carry out SRVCC under the present call state and cut in the SRVCC abilities for determining the IMS network and the UE
Before changing, the UE performs multiple different system detectio event, and the measurement report for meeting report condition refers to the newest execution of the UE
Different system detectio event examining report.
It is understood that the UE can also be described in the SRVCC abilities support for determining the IMS network and the UE
In the case that UE carries out SRVCC switchings under the present call state, just start to execute different system detectio event.In this way in institute
When stating the measurement report of different system detectio event and meeting report condition, the UE can just report the measurement to report to the eNodeB
It accuses.
Preferably, judge that the SRVCC abilities of the IMS network and the UE support the UE described current in the UE
SRVCC switchings are carried out under call state, the UE proceeds by the measurement of different system detectio event and obtains measurement report；Institute
When stating measurement report and meeting report condition, the UE reports the measurement report to the eNodeB.It in this way can be to avoid UE weeks
Phase property frequently leaves the problem of former channel carries out isosystem measurement when executing different system detectio event.
Optionally, if before the call state current UE is ring, the UE judges the IMS network and the UE
Whether SRVCC abilities support bSRVCC.If supporting bSRVCC, it is determined that the IMS network and the SRVCC abilities of the UE are supported
The UE carries out SRVCC switchings under the present call state.
Optionally, if the call state current UE is ringing-state, the UE judges the IMS network and the UE
Whether SRVCC abilities support aSRVCC.If supporting aSRVCC, it is determined that the IMS network and the SRVCC abilities of the UE are supported
The UE carries out SRVCC switchings under the present call state.
Optionally, if the call state current UE is multiway calling, the UE judges the IMS network and the UE
SRVCC abilities whether support mid-call SRVCC.If supporting mid-call SRVCC, it is determined that the IMS network and institute
The SRVCC abilities for stating UE support the UE to carry out SRVCC switchings under the present call state.
Optionally, if the call state current UE is off-hook state, the UE judges the IMS network and the UE
Whether SRVCC abilities support eSRVCC or SRVCC.If supporting eSRVCC or SRVCC, it is determined that the IMS network and the UE
SRVCC abilities support the UE to carry out SRVCC switchings under the present call state.
It optionally, should before the different system detectio event request message that user equipment (UE) receives that base station eNodeB is sent
Method further includes：
The UE receives the homologous ray detecting event request message that the eNodeB is sent；
The UE, which is measured according to the homologous ray detecting event request message and sent to the eNodeB, measures report
It accuses, the measurement report indicates that the channel quality of the serving cell of the UE is less than predetermined threshold value.
Wherein, above-mentioned homologous ray detecting event includes A1, A2, A3, A4 and A5 event.The homologous ray event request disappears
Breath includes any one event in the homologous ray detecting event that eNodeB is issued.
Indicate that the channel quality of the serving cell of the UE is less than predetermined threshold value in the measurement report of the homologous ray event,
That is the channel quality of serving cell is poor, and the eNodeB sends different system detectio event to the UE.
Hereinafter, being illustrated to the interactive process of UE in the application and eNodeB, as shown in figure 4, this method includes：
401, UE receives the homologous ray detecting event request message that the eNodeB is sent.
402, UE, which is measured according to the homologous ray detecting event request message and sent to the eNodeB, measures report
It accuses, the measurement report indicates that the channel quality of the serving cell of the UE is less than predetermined threshold value.
403, UE receives the different system detectio event request message that base station eNodeB is sent.
404, UE obtains the current call states of the UE and the IMS network and the SRVCC abilities of the UE.
405, UE judges whether the SRVCC abilities of the IMS network and the UE support the UE in the active calls
SRVCC switchings are carried out under state.
If supporting, 406 are thened follow the steps；Otherwise, the UE determines that reporting measurement reports can not be that the UE is not executed
Different system detectio event, thus not reporting measurement reports；It can be appreciated that the UE executes different system detectio event, described
When the measurement report of different system detectio event meets report condition, reporting measurement reports, flow do not end here.
406, when the measurement report of the different system detectio event meets report condition, the UE is on the eNodeB
Report the measurement report.
407, eNodeB initiates SRVCC switchings, executes SRVCC switching flows.
Based on said program, the control method for a kind of different system detectio event that the application proposes, since UE lateral roots are according to UE
The SRVCC abilities of the IMS network of record, the current call state of the SRVCC abilities and UE of UE itself, are determining UE and IMS
The SRVCC abilities of network support UE after current call state carries out SRVCC switchings, just report the upper tape of satisfaction to eNodeB
The measurement report of the different system detectio event of part, triggering eNodeB sends SRVCC switchings, so as to avoid occupying target in advance
The domains network C S radio resource, the problem of leading to waste of radio resources, while also avoiding call drop/call loss problem of UE.
Embodiment two,
An embodiment of the present invention provides a kind of UE50, as shown in figure 5, the UE includes：Receiving unit 501, acquiring unit
502, reporting unit 503；
The receiving unit 501, the different system detectio event request message for receiving base station eNodeB transmission；
The acquiring unit 502, the call state and internet protocol multimedia subsystem current for obtaining the UE
The continuous SRVCC abilities of injection frequency voice of IMS network and the UE；
The reporting unit 503, if supporting the UE described for the IMS network and the SRVCC abilities of the UE
SRVCC switchings are carried out under present call state, when the measurement report of the different system detectio event meets report condition, to institute
It states eNodeB and reports the measurement report, SRVCC switchings are initiated for triggering the eNodeB.
Optionally, the reporting unit 503, if supporting institute specifically for the IMS network and the SRVCC abilities of the UE
It states UE and carries out SRVCC switchings under the present call state, carry out the measurement of different system detectio event and obtain measurement report；
When the measurement report meets report condition, the measurement report is reported to the eNodeB.
Optionally, the UE further includes：Measuring unit 504, the measuring unit 504 are used in the receiving unit 501
After receiving the different system detectio event request message that base station eNodeB is sent, the measurement of different system detectio event and acquisition are carried out
Measurement report；
The reporting unit 503, if supporting the UE to exist specifically for the IMS network and the SRVCC abilities of the UE
SRVCC switchings are carried out under the present call state, judge whether the measurement report meets the report condition；
If satisfied, reporting the measurement report to the eNodeB.
Optionally, the IMS network and the SRVCC abilities of the UE support the UE under the present call state into
Row SRVCC switches：
The current call state is before ring；
The UE judges that injection frequency voice is continuous before the SRVCC abilities of the IMS network and the UE support ring
bSRVCC；Or
The current call state is ringing-state；
The UE judges that the SRVCC abilities of the IMS network and the UE support ringing-state injection frequency voice continuous
aSRVCC；Or
The current call state is multiway calling state；
The UE judges that the SRVCC abilities of the IMS network and the UE support multiway calling injection frequency voice continuous
mid-call SRVCC；Or
The current call state is off-hook state；
The UE judges that the SRVCC abilities of the IMS network and the UE support the injection frequency voice of enhancing continuous
eSRVCC。
Optionally, the receiving unit 501 receive base station eNodeB send different system detectio event request message it
Before, the receiving unit 501 is additionally operable to receive the homologous ray detecting event request message that the eNodeB is sent；
The measuring unit 504 is additionally operable to be measured according to the homologous ray detecting event request message；
The reporting unit 503 is additionally operable to the measurement report for the homologous ray detecting event for measuring the measuring unit
It accuses and gives the eNodeB, the measurement report indicates that the channel quality of the serving cell of the UE is less than predetermined threshold value.
It should be noted that the embodiment of the present embodiment device corresponding with embodiment one, the technical characteristic in this implementation
Explanation and the embodiment one of description and scheme can mutual reference, details are not described herein for the present embodiment.
Based on said program, a kind of UE that the application proposes, since UE lateral roots are according to the SRVCC energy of the UE IMS networks recorded
Power, the current call state of the SRVCC abilities and UE of UE itself support UE in the SRVCC abilities for determining UE and IMS network
After current call state carries out SRVCC switchings, the different system detectio event for meeting report condition is just reported to eNodeB
Measurement report, triggering eNodeB initiate SRVCC switchings, so as to avoid occupying the domains target network CS radio resource in advance, lead
The problem of causing waste of radio resources, while the problem of also avoid UE call drops/call loss.
Embodiment three
The embodiment of the present invention provides a kind of UE 60, as shown in fig. 6, the UE 60 include processor 601, memory 602,
Bus 603 and receiver 604, transmitter 605.Wherein, processor 601, memory 602 and receiver 604, transmitter 605 it
Between connected by bus 603 and complete mutual communication.
Processor 601 may be single or multiple core central processing unit, be either specific integrated circuit or be configured
At the one or more integrated circuits for implementing the embodiment of the present invention.
Memory 602 can be high-speed random access memory (Random Access Memory, abbreviation：RAM), also may be used
Think nonvolatile memory (non-volatile memory), for example, at least a magnetic disk storage.
Memory 602 is for storing computer executed instructions 6021.Specifically, can be wrapped in computer executed instructions 6021
Include program code.
Wherein, the receiver 604, the different system detectio event request message for receiving base station eNodeB transmission；
The processor 601, the call state and internet protocol multimedia subsystem current for obtaining the UE
The continuous SRVCC abilities of injection frequency voice of IMS network and the UE；
And judge whether the SRVCC abilities of the IMS network and the UE support the UE in the present call state
Lower progress SRVCC switchings, if supporting to judge whether the measurement report of the different system detectio event meets report condition；
The transmitter 605, if supporting the UE to work as described for the IMS network and the SRVCC abilities of the UE
SRVCC switchings are carried out under preceding call state, and the measurement report meets report condition, and the measurement is reported to the eNodeB
Report initiates SRVCC switchings for triggering the eNodeB.
Optionally, the processor 601, if specifically for described in the IMS network and the support of the SRVCC abilities of the UE
UE carries out SRVCC switchings under the present call state, carries out the measurement of different system detectio event and obtains measurement report.
Optionally, the processor 601, for receiving the different system inspection that base station eNodeB is sent in the receiver 604
It surveys after event request message, carries out the measurement of different system detectio event and obtain measurement report；
The transmitter 605, if supporting the UE in institute specifically for the IMS network and the SRVCC abilities of the UE
Progress SRVCC switchings under present call state are stated, and the measurement report meets the report condition, is reported to the eNodeB
The measurement report.
Optionally, the IMS network and the SRVCC abilities of the UE support the UE under the present call state into
Row SRVCC switches：
The current call state is before ring；
The IMS network and the SRVCC abilities of the UE support the continuous bSRVCC of injection frequency voice before ring；Or
The current call state is ringing-state；
The IMS network and the SRVCC abilities of the UE support the continuous aSRVCC of ringing-state injection frequency voice；Or
The current call state is multiway calling state；
The IMS network and the SRVCC abilities of the UE support the continuous mid-call of multiway calling injection frequency voice
SRVCC；Or
The current call state is off-hook state；
The IMS network and the SRVCC abilities of the UE support the continuous eSRVCC of injection frequency voice of enhancing.
Optionally, before the different system detectio event request message that user equipment (UE) receives that base station eNodeB is sent, institute
Receiver 604 is stated, is additionally operable to receive the homologous ray detecting event request message that the eNodeB is sent；
The processor 601 is additionally operable to be measured according to the homologous ray detecting event request message；
The transmitter 605 is additionally operable to the measurement report for the homologous ray detecting event for measuring the measuring unit
It is sent to the eNodeB, the measurement report indicates that the channel quality of the serving cell of the UE is less than predetermined threshold value.
It should be noted that the embodiment of the present embodiment device corresponding with embodiment one, the technical characteristic in this implementation
Explanation and the embodiment one of description and scheme can mutual reference, details are not described herein for the present embodiment.
Based on said program, a kind of UE that the application proposes, since UE lateral roots are according to the SRVCC energy of the UE IMS networks recorded
Power, the current call state of the SRVCC abilities and UE of UE itself support UE in the SRVCC abilities for determining UE and IMS network
After current call state carries out SRVCC switchings, the different system detectio event for meeting report condition is just reported to eNodeB
Measurement report, triggering eNodeB initiate SRVCC switchings, so as to avoid occupying the domains target network CS radio resource in advance, lead
The problem of causing waste of radio resources, while the problem of also avoid UE call drops/call loss.
It is apparent to those skilled in the art that for convenience and simplicity of description, the terminal of foregoing description
It with the specific work process of unit, can refer to corresponding processes in the foregoing method embodiment, details are not described herein.
In several embodiments provided herein, it should be understood that disclosed terminal and method can pass through it
Its mode is realized.For example, terminal embodiment described above is only schematical, for example, the division of the unit, only
Only a kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple units or component can be tied
Another system is closed or is desirably integrated into, or some features can be ignored or not executed.Another point, it is shown or discussed
Mutual coupling, direct-coupling or communication connection can be the INDIRECT COUPLING or logical by some interfaces, device or unit
Letter connection, can be electrical or other forms.
The unit illustrated as separating component may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, you can be located at a place, or may be distributed over multiple
In network element.Some or all of unit therein can be selected according to the actual needs to realize the mesh of this embodiment scheme
's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also
It is that the independent physics of each unit includes, it can also be during two or more units be integrated in one unit.Above-mentioned integrated list
The form that hardware had both may be used in member is realized, can also be realized in the form of hardware adds SFU software functional unit.
The above-mentioned integrated unit being realized in the form of SFU software functional unit can be stored in one and computer-readable deposit
In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or the network equipment etc.) executes the portion of each embodiment the method for the present invention
Step by step.And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (Read-Only Memory, abbreviation
ROM), random access memory (Random Access Memory, abbreviation RAM), magnetic disc or CD etc. are various to store
The medium of program code.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of ordinary skill in the art that：It still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features；
And these modifications or replacements, various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution spirit and
Range.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (11)
1. a kind of control method of different system detectio event, which is characterized in that this method includes：
User equipment receives the different system detectio event request message that base station is sent；
The user equipment obtain the current call state of the user equipment and internet protocol multimedia subsystem network and
The continuous SRVCC abilities of injection frequency voice of the user equipment；
If the SRVCC abilities of the internet protocol multimedia subsystem network and the user equipment support the user equipment
SRVCC switchings are carried out under the present call state, meet report condition in the measurement report of the different system detectio event
When, the user equipment reports the measurement report to the base station, and SRVCC switchings are initiated for triggering the base station.
2. if according to the method described in claim 1, it is characterized in that, the internet protocol multimedia subsystem network and institute
The SRVCC abilities for stating user equipment support the user equipment to carry out SRVCC switchings under the present call state, described
When the measurement report of different system detectio event meets report condition, the user equipment reports the measurement report to the base station
Including：
The user equipment judges the SRVCC ability branch of the internet protocol multimedia subsystem network and the user equipment
It holds the user equipment and carries out SRVCC switchings under the present call state, the user equipment carries out different system detectio thing
The measurement of part simultaneously obtains measurement report；
When the measurement report meets report condition, the user equipment reports the measurement report to the base station.
3. according to the method described in claim 1, it is characterized in that, receiving the different system detectio thing that base station is sent in user equipment
After part request message, this method further includes：
The user equipment carries out the measurement of different system detectio event and obtains measurement report；
If the SRVCC abilities of the internet protocol multimedia subsystem network and the user equipment support the user equipment
SRVCC switchings are carried out under the present call state, meet report condition in the measurement report of the different system detectio event
When, the user equipment reports the measurement report to include to the base station：
The user equipment judges the SRVCC ability branch of the internet protocol multimedia subsystem network and the user equipment
It holds the user equipment and carries out SRVCC switchings under the present call state, the user equipment judges the measurement report
Whether the report condition is met；
If satisfied, the user equipment reports the measurement report to the base station.
4. according to claim 1-3 any one of them methods, which is characterized in that the internet protocol multimedia subsystem net
The SRVCC abilities of network and the user equipment support the user equipment to carry out SRVCC switchings under the present call state
Including：
The current call state is before ring；
The SRVCC abilities of the internet protocol multimedia subsystem network and the user equipment support injection frequency language before ring
The continuous bSRVCC of sound；Or
The current call state is ringing-state；
The SRVCC abilities of the internet protocol multimedia subsystem network and the user equipment support ringing-state injection frequency language
The continuous aSRVCC of sound；Or
The current call state is multiway calling state；
The SRVCC abilities of the internet protocol multimedia subsystem network and the user equipment support multiway calling injection frequency
The continuous mid-call SRVCC of voice；Or
The current call state is off-hook state；
The SRVCC abilities of the internet protocol multimedia subsystem network and the user equipment support the injection frequency language of enhancing
The continuous eSRVCC of sound.
5. according to claim 1-3 any one of them methods, which is characterized in that receive the different system that base station is sent in user equipment
It unites before detecting event request message, this method further includes：
The user equipment receives the homologous ray detecting event request message that the base station is sent；
The user equipment, which is measured according to the homologous ray detecting event request message and sent to the base station, measures report
It accuses, the measurement report indicates that the channel quality of the serving cell of the user equipment is less than predetermined threshold value.
6. a kind of user equipment, which is characterized in that the user equipment includes：Receiving unit, acquiring unit, reporting unit；
The receiving unit, the different system detectio event request message for receiving base station transmission；
The acquiring unit, the call state and internet protocol multimedia subsystem current for obtaining the user equipment
The continuous SRVCC abilities of injection frequency voice of network and the user equipment；
The reporting unit, if the SRVCC energy for the internet protocol multimedia subsystem network and the user equipment
Power supports the user equipment to carry out SRVCC switchings under the present call state, in the survey of the different system detectio event
When amount report meets report condition, the measurement report is reported to the base station, is cut for triggering the base station initiation SRVCC
It changes.
7. user equipment according to claim 6, which is characterized in that the reporting unit, if specifically for described because of spy
The SRVCC abilities of fidonetFido multi-media subsystem network and the user equipment support the user equipment in the active calls
SRVCC switchings are carried out under state, are carried out the measurement of different system detectio event and are obtained measurement report；
When the measurement report meets report condition, the measurement report is reported to the base station.
8. user equipment according to claim 6, which is characterized in that the user equipment further includes：Measuring unit, it is described
Measuring unit is used for after the different system detectio event request message that the receiving unit receives that base station is sent, and carries out different system
The measurement of detecting event simultaneously obtains measurement report；
The reporting unit, if specifically for the internet protocol multimedia subsystem network and the user equipment
SRVCC abilities support the user equipment to carry out SRVCC switchings under the present call state, judge that the measurement report is
It is no to meet the report condition；
If satisfied, reporting the measurement report to the base station.
9. according to claim 6-8 any one of them user equipmenies, which is characterized in that the internet protocol multimedia subsystem
The SRVCC abilities of system network and the user equipment support the user equipment to carry out SRVCC under the present call state
Switching includes：
The current call state is before ring；
The SRVCC abilities of the internet protocol multimedia subsystem network and the user equipment support injection frequency language before ring
The continuous bSRVCC of sound；Or
The current call state is ringing-state；
The SRVCC abilities of the internet protocol multimedia subsystem network and the user equipment support ringing-state injection frequency language
The continuous aSRVCC of sound；Or
The current call state is multiway calling state；
The SRVCC abilities of the internet protocol multimedia subsystem network and the user equipment support multiway calling injection frequency
The continuous mid-call SRVCC of voice；Or
The current call state is off-hook state；
The SRVCC abilities of the internet protocol multimedia subsystem network and the user equipment support the injection frequency language of enhancing
The continuous eSRVCC of sound.
10. according to claim 6-8 any one of them user equipmenies, which is characterized in that receive base station in the receiving unit
Before the different system detectio event request message sent, the receiving unit is additionally operable to receive the homologous ray that the base station is sent
Detecting event request message；
Measuring unit is additionally operable to be measured according to the homologous ray detecting event request message；
The reporting unit is additionally operable to the measurement report for the homologous ray detecting event that the measuring unit measures being sent to
The base station, the measurement report indicate that the channel quality of the serving cell of the user equipment is less than predetermined threshold value.
11. a kind of computer storage media, it is stored with computer program code in the computer storage media, feature exists
In when the computer program code is run on a communications device so that the communication equipment is executed as in claim 1-5
The control method of the different system detectio event of any one of them.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510397642.4A CN104994542B (en) | 2015-07-08 | 2015-07-08 | A kind of control method and user equipment of different system detectio event |
| PCT/CN2016/085853 WO2017005083A1 (en) | 2015-07-08 | 2016-06-15 | Method for controlling inter-system detection event and user equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510397642.4A CN104994542B (en) | 2015-07-08 | 2015-07-08 | A kind of control method and user equipment of different system detectio event |
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| CN104994542B (en) * | 2015-07-08 | 2018-10-30 | 华为技术有限公司 | A kind of control method and user equipment of different system detectio event |
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| CN104994542A (en) | 2015-10-21 |
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